Add unit test for VisualShader

1 files changed, 151 insertions, 0 deletions

diff --git a/tests/scene/test_visual_shader.h b/tests/scene/test_visual_shader.h
new file mode 100644
index 0000000000..457f9ad6ac
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+++ b/tests/scene/test_visual_shader.h
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+/*************************************************************************/
+/*  test_visual_shader.h                                                 */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef TEST_VISUAL_SHADER_H
+#define TEST_VISUAL_SHADER_H
+
+#include "scene/resources/visual_shader.h"
+
+#include "tests/test_macros.h"
+
+namespace TestVisualArray {
+
+TEST_CASE("[SceneTree][VisualShader] Object creation and parameter") {
+	Ref<VisualShader> vs = memnew(VisualShader);
+	CHECK(vs.is_valid());
+
+	CHECK(vs->get_mode() == Shader::MODE_SPATIAL);
+
+	for (int i = 1; i < Shader::MODE_MAX; i++) {
+		vs->set_mode((Shader::Mode)i);
+		CHECK(vs->get_mode() == i);
+	}
+}
+
+TEST_CASE("[SceneTree][VisualShader] Testing VisualShaderNodes") {
+	SUBCASE("Testing Node Creation") {
+		Ref<VisualShader> vs = memnew(VisualShader);
+		CHECK(vs.is_valid());
+
+		for (int i = 0; i < VisualShader::TYPE_MAX; i++) {
+			Ref<VisualShaderNode> vsn = memnew(VisualShaderNodeInput);
+			CHECK(vsn.is_valid());
+			vs->add_node(VisualShader::Type(i), vsn, Vector2(1, 10), i + 2);
+			CHECK(vs->get_node(VisualShader::Type(i), i + 2) == vsn);
+		}
+
+		ERR_PRINT_OFF;
+
+		// Testing for Invalid entries.
+		Ref<VisualShaderNode> vsn5 = memnew(VisualShaderNodeInput);
+		Ref<VisualShaderNode> vsn6 = memnew(VisualShaderNodeInput);
+		CHECK(vsn6.is_valid());
+		CHECK(vsn5.is_valid());
+
+		vs->add_node(VisualShader::TYPE_SKY, vsn5, Vector2(1, 10), 0);
+		CHECK_FALSE(vs->get_node(VisualShader::TYPE_SKY, 0) == vsn6);
+		vs->add_node(VisualShader::TYPE_MAX, vsn6, Vector2(1, 10), 7);
+		CHECK_FALSE(vs->get_node(VisualShader::TYPE_SKY, 7) == vsn6);
+
+		ERR_PRINT_ON;
+	}
+
+	SUBCASE("Testing VisualShaderNode position getter and setter") {
+		Ref<VisualShader> vs = memnew(VisualShader);
+		CHECK(vs.is_valid());
+
+		Ref<VisualShaderNode> vsn1 = memnew(VisualShaderNodeInput);
+		CHECK(vsn1.is_valid());
+		vs->add_node(VisualShader::TYPE_COLLIDE, vsn1, Vector2(0, 0), 3);
+		CHECK(vs->get_node_position(VisualShader::TYPE_COLLIDE, 3) == Vector2(0, 0));
+		vs->set_node_position(VisualShader::TYPE_COLLIDE, 3, Vector2(1, 1));
+		CHECK(vs->get_node_position(VisualShader::TYPE_COLLIDE, 3) == Vector2(1, 1));
+
+		Ref<VisualShaderNode> vsn2 = memnew(VisualShaderNodeInput);
+		CHECK(vsn2.is_valid());
+		vs->add_node(VisualShader::TYPE_FOG, vsn2, Vector2(1, 2), 4);
+		CHECK(vs->get_node_position(VisualShader::TYPE_FOG, 4) == Vector2(1, 2));
+		vs->set_node_position(VisualShader::TYPE_FOG, 4, Vector2(2, 2));
+		CHECK(vs->get_node_position(VisualShader::TYPE_FOG, 4) == Vector2(2, 2));
+	}
+
+	SUBCASE("Testing VisualShaderNode ID") {
+		Ref<VisualShader> vs = memnew(VisualShader);
+		CHECK(vs.is_valid());
+
+		for (int i = 0; i < VisualShader::TYPE_MAX; i++) {
+			Ref<VisualShaderNode> vsn = memnew(VisualShaderNodeInput);
+			CHECK(vsn.is_valid());
+			vs->add_node(VisualShader::Type(i), vsn, Vector2(1, 10), i + 2);
+			CHECK(vs->get_valid_node_id(VisualShader::Type(i)) - 1 == i + 2);
+		}
+	}
+
+	SUBCASE("Testing remove and replace VisualShaderNode") {
+		Ref<VisualShader> vs = memnew(VisualShader);
+		CHECK(vs.is_valid());
+
+		ERR_PRINT_OFF;
+
+		for (int i = 0; i < VisualShader::TYPE_MAX; i++) {
+			Ref<VisualShaderNode> vsn = memnew(VisualShaderNodeInput);
+			CHECK(vsn.is_valid());
+			vs->add_node(VisualShader::Type(i), vsn, Vector2(1, 10), i + 2);
+			CHECK(vs->get_node(VisualShader::Type(i), i + 2) == vsn);
+			vs->remove_node(VisualShader::Type(i), i + 2);
+			CHECK_FALSE(vs->get_node(VisualShader::Type(i), i + 2) == vsn);
+		}
+
+		ERR_PRINT_ON;
+	}
+}
+
+TEST_CASE("[SceneTree][VisualShader] Testing Varyings") {
+	Ref<VisualShader> vs = memnew(VisualShader);
+
+	vs->add_varying("Test1", VisualShader::VARYING_MODE_FRAG_TO_LIGHT, VisualShader::VARYING_TYPE_TRANSFORM);
+	CHECK(vs->has_varying("Test1") == true);
+
+	vs->add_varying("Test2", VisualShader::VARYING_MODE_VERTEX_TO_FRAG_LIGHT, VisualShader::VARYING_TYPE_VECTOR_2D);
+	CHECK(vs->has_varying("Test2"));
+
+	CHECK_FALSE(vs->has_varying("Does_not_exits"));
+	ERR_PRINT_OFF;
+	vs->add_varying("Test3", VisualShader::VARYING_MODE_MAX, VisualShader::VARYING_TYPE_INT);
+	CHECK_FALSE(vs->has_varying("Test3"));
+
+	vs->add_varying("Test4", VisualShader::VARYING_MODE_FRAG_TO_LIGHT, VisualShader::VARYING_TYPE_MAX);
+	CHECK_FALSE(vs->has_varying("Test4"));
+	ERR_PRINT_ON;
+}
+
+} //namespace TestVisualArray
+
+#endif // TEST_VISUAL_SHADER_H